85CB-044A1, A2 (USGS DR 034, 035) Grindstone (Permian of the United States)

Where: Crook County, Oregon (44.0° N, 119.7° W: paleocoordinates 20.4° N, 36.4° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Guadalupian (273.0 - 259.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified tuff and lithified chert

• slope to base-of-slope
• red chert clasts (float)

Size class: microfossils

Primary reference: C. D. Blome and K. M. Reed. 1992. Permian and Early(?) Triassic radiolarian faunas from the Grindstone Terrane, central Oregon. Journal of Paleontology 66(3):351-383 [W. Kiessling/U. Merkel/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 95642: authorized by Wolfgang Kiessling, entered by Uta Merkel on 21.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Protozoa
 Albaillellaria - Follicucullidae
Follicucullus monacanthus, Follicucullus scholasticus, "Pseudoalbaillella sp." = Parafollicucullus, Pseudoalbaillella cf. lomentaria, Pseudoalbaillella aff. longicornis, Pseudoalbaillella fusiformis, Pseudoalbaillella aff. globosa, Pseudoalbaillella scalprata, Pseudoalbaillella aff. scalprata
Follicucullus monacanthus Ishiga and Imoto 1982 radiolarian
Follicucullus scholasticus Ormiston and Babcock 1979 radiolarian
"Pseudoalbaillella sp." = Parafollicucullus Holdsworth and Jones 1980 radiolarian
Pseudoalbaillella cf. lomentaria Ishiga and Imoto 1980 radiolarian
Pseudoalbaillella aff. longicornis Ishiga and Imoto 1980 radiolarian
Pseudoalbaillella fusiformis Holdsworth and Jones 1980 radiolarian
Pseudoalbaillella aff. globosa Ishiga and Imoto 1982 radiolarian
Pseudoalbaillella scalprata Holdsworth and Jones 1980 radiolarian
subsp. postscalprata, scalprata, rhombothoracata
Pseudoalbaillella aff. scalprata Holdsworth and Jones 1980 radiolarian
 Albaillellaria - Albaillellidae
Albaillella sp., Albaillella asymmetrica, Albaillella cf. triangularis, Albaillella sinuata
Albaillella sp. Deflandre 1952 radiolarian
Albaillella asymmetrica Ishiga and Imoto 1982 radiolarian
Albaillella cf. triangularis Ishiga et al. 1982 radiolarian
Albaillella sinuata Ishiga and Watase 1986 radiolarian
 Entactinaria - Entactiniidae
"Entactinia sp." = Stigmosphaerostylus, Entactinia modesta, "Entactinia itsukaichiensis" = Stigmosphaerostylus itsukaichiensis
"Entactinia sp." = Stigmosphaerostylus Rüst 1892 radiolarian
Entactinia modesta Sashida and Tonishi 1985 radiolarian
"Entactinia itsukaichiensis" = Stigmosphaerostylus itsukaichiensis Sashida and Tonishi 1985 radiolarian
 Entactinaria - Haplentactiniidae
? Haplentactinia ichikawai
? Haplentactinia ichikawai Caridroit and De Wever 1984 radiolarian
 Latentifistularia - Cauletellidae
"Deflandrella sp." = Cauletella, Pseudotormentus kamigoriensis, Ishigaum sp.
"Deflandrella sp." = Cauletella Caridroit et al. 1999 radiolarian
Pseudotormentus kamigoriensis De Wever and Caridroit 1984 radiolarian
Ishigaum sp. De Wever and Caridroit 1984 radiolarian
 Latentifistularia - Ormistonellidae
"Nazarovella sp." = Quadricaulis, Nazarovella gracilis
"Nazarovella sp." = Quadricaulis Caridroit and De Wever 1986 radiolarian
Nazarovella gracilis De Wever and Caridroit 1984 radiolarian